ABC&reg; 2015,Mini USB 2.0 Hi-Speed 4-Port Splitter Hub Adapter For PC Computer (Black) ABC is a registered trademark and the only authorized seller of abcsell branded products. Plug and Play ; 4 Port USB Hub; Allows simultaneous operation of up to four separate devices all attached to a single USB port Supports Windows Vista, Windows XP, 2000, 98, and Mac OS 8.6 and higher; This 4-port USB hub is the ideal companion for laptop or desktop computers Great for laptops with hard to reach USB ports; Ideal USB expansion for portable use on the road or at home. Perfect for connecting USB 1.1 or 2.0 peripherals such as USB mice, USB Portable Hard Drives, USB CD-R/RW or DVD-ROM drives and USB 1.1 hubs